The University of Warwick Library - WebBridge

A dynamic model for the combined effects of N, P and K fertilizers on yield and mineral composition; description and experimental test
Zhang, Kefeng.  Plant and Soil.  v. Vol.298. no. No.1-2.   2007-09. p. 81 - 98... issn: 0032-079X .   

Online access not found

Sorry - based on the information provided, WebBridge cannot offer appropriate links.